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Finding the Fourth Proportional to 795.84, 1,193.76 and 681.06

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Solution

The fourth proportional to 795.84, 1,193.76 and 681.06 is: 1,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.84 : 1,193.76 = 681.06 : x
  2. Step 2: Convert to fraction form
    795.84/1,193.76 = 681.06/x
  3. Step 3: Cross multiply
    795.84x = 1,193.76 × 681.06
  4. Step 4: Simplify right side
    795.84x = 813,022.19
  5. Step 5: Solve for x
    x = 813,022.19/795.84
  6. Step 6: Final answer
    x = 1,021.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.